net: mdio: mscc-miim: Make use of the helper function devm_platform_ioremap_resource()

Use the devm_platform_ioremap_resource() helper instead of
calling platform_get_resource() and devm_ioremap_resource()
separately

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/mdio/mdio-mscc-miim.c b/drivers/net/mdio/mdio-mscc-miim.c
index 2d67e12..1ee592d 100644 (file)
--- a/drivers/net/mdio/mdio-mscc-miim.c
+++ b/drivers/net/mdio/mdio-mscc-miim.c
@@ -134,7 +134,6 @@ static int mscc_miim_reset(struct mii_bus *bus)
 
 static int mscc_miim_probe(struct platform_device *pdev)
 {
-       struct resource *res;
        struct mii_bus *bus;
        struct mscc_miim_dev *dev;
        int ret;
@@ -157,13 +156,10 @@ static int mscc_miim_probe(struct platform_device *pdev)
                return PTR_ERR(dev->regs);
        }
 
-       res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-       if (res) {
-               dev->phy_regs = devm_ioremap_resource(&pdev->dev, res);
-               if (IS_ERR(dev->phy_regs)) {
-                       dev_err(&pdev->dev, "Unable to map internal phy registers\n");
-                       return PTR_ERR(dev->phy_regs);
-               }
+       dev->phy_regs = devm_platform_ioremap_resource(pdev, 1);
+       if (IS_ERR(dev->phy_regs)) {
+               dev_err(&pdev->dev, "Unable to map internal phy registers\n");
+               return PTR_ERR(dev->phy_regs);
        }
 
        ret = of_mdiobus_register(bus, pdev->dev.of_node);